Home / 797,774.92-1,100,440.02-543,240.52

Finding the Fourth Proportional to 797,774.92, 1,100,440.02 and 543,240.52

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Solution

The fourth proportional to 797,774.92, 1,100,440.02 and 543,240.52 is: 749,338.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,774.92 : 1,100,440.02 = 543,240.52 : x
  2. Step 2: Convert to fraction form
    797,774.92/1,100,440.02 = 543,240.52/x
  3. Step 3: Cross multiply
    797,774.92x = 1,100,440.02 × 543,240.52
  4. Step 4: Simplify right side
    797,774.92x = 597,803,608,693.61
  5. Step 5: Solve for x
    x = 597,803,608,693.61/797,774.92
  6. Step 6: Final answer
    x = 749,338.68

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.